(19)

(11)

EP 3 251 354 A1

(12)

(43) Date of publication: 06.12.2017 Bulletin 2017/49 (21) Application number: 16705368.5 (22) Date of filing: 27.01.2016

(51) International Patent Classification (IPC):  H04N 19/13(2014.01) H04N 19/196(2014.01) H04N 19/119(2014.01) H04N 19/96(2014.01) (86) International application number: PCT/US2016/015034 (87) International publication number: WO 2016/123169 (04.08.2016 Gazette 2016/31)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 27.01.2015 US 201562108465 P 26.01.2016 US 201615007060 (71) Applicant: QUALCOMM Incorporated San Diego, CA 92121-1714 (US)	(72) Inventors: LI, Xiang San Diego, California 92121-1714 (US) ZHANG, Li San Diego, California 92121-1714 (US) CHEN, Jianle San Diego, California 92121-1714 (US) KARCZEWICZ, Marta San Diego, California 55125 (US) (74) Representative: Howe, Steven  Reddie & Grose LLP The White Chapel Building 10 Whitechapel High Street London E1 8QS London E1 8QS (GB)